This stamps sheet features some of the most beloved children's books of all time, including "Wild Thing" and "Curious George". The stamps are ungraded and uncertified, but still make for a great addition to any stamp collection. The sheet originates from the United States and features high-quality gum. Whether you're a seasoned collector or just starting out, this stamps sheet is a must-have for any stamp enthusiast. Add it to your collection today and enjoy the timeless beauty of these classic children's books.